Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tibor Felcan, Ivan BenusfiledCriticalTibor Felcan
Priority to CS168874ApriorityCriticalpatent/CS179525B1/cs
Publication of CS179525B1publicationCriticalpatent/CS179525B1/cs